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Green Rock is a dive site off the small island of Nang Yuan, Koh Tao. The spot is made up of rock formations and boulders, featuring several thrilling swim-throughs and small caves.

The depth ranges from 5 to 30 meters (15-100 feet), but Green Rock is recommended for experienced divers due to the strong currents. This is also a good place to get your Deep Diver certification.

Hawksbill turtles, green turtles, yellowtail barracudas, banded sea snakes, triggerfish, Durban shrimps, wart slugs, unicornfish, polka dot nudibranchs, and numerous other creatures can be spotted here. Sightings of whale sharks have also been reported in season.

Average visibility at Green Rock, Koh Tao is 10 to 30 meters (33-100 feet).

Dive site info provided by Klara L on Apr, 22nd 2020

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Nearby Dive Centers

Ordered by distance, within a range of 25km

Ban's Diving

Email: info@bansdivingresort.com Telephone: +66 (0) 7745-6466

          Ban’s Diving Resort is besides a professional dive center also one of the most popular resorts on Koh Tao. Nestled in beautiful tropical surroundings on Sairee Beach, Koh Tao's main beach we have grown over the years building our resort slowly while providing our customers with all the amenities of a first class resort. Centrally located, the resort is within walking distance of restaurants, shopping, viewpoints, night life and everything else that will make your stay on Koh Tao memorable. Owned and operated by a local family, Ban’s Diving Resort still maintains a very special family oriented hospitality that keeps customers coming back year after year. Within the resort are all the amenities needed to make your holiday in Thailand both comfortable and fun. The facilities include a dive center, beach front restaurant, spa and hair salon, 24 hour mini mart, 2 swimming pools, and the Fish Bowl bar.

Phoenix Divers

Email: info@phoenixdiverskohtao.com Telephone: (+66) 077 456 033

          Welcome to Koh Tao’s main backpacker beach and Phoenix Divers' beautiful home, Sairee. Stetching 1.85km up the west coast of the island Sairee is a backpacker paradise, beautiful white sand, crystal clear oceans and an array of restaurants and bars make Sairee the place to stay on Koh Tao. The best part? The dive center, accommodation, beach bar and massage parlour are all situated right in the center of it making sure you will never get bored on the island. They leave for the diving trips directly from their scuba diving center on Sairee beach, the two long tail boats take you straight from the beach a few hundred meters out to their big dive boats. So luckily for you, and them, they don’t have to carry tanks and equipment into taxi’s and head to the pier, VIP diving!

Chic Diving

Email: info@chicdiving.com Telephone: +66 (0)98 036 8132

          hic diving is a small but personal, dive centre in Koh Tao, Thailand. It is part of the exclusive resort, The Tarna Align, located in Sairee, and provides the opportunity to learn, train and dive in luxury. Enjoy AC classrooms, a customised training pool and a brand new boat, complete with wifi. Come dive in style and experience 5-star diving facilities at island prices! You don’t have to stay with them or be a certified diver to join in the fun, Chic Diving is an SSI dive centre that caters for everyone. What are your options when diving in Koh Tao? If you're not sure diving is for you or just want a taster o diving then do a one day try dive session and see what you think. Want to get certified, then open water diving is the choice for you, but why stop there? Continue to advanced diving courses and further education or just kick back and enjoy some fun dives. For the career minded, why not go pro and become a dive master or even an instructor! Chic Diving operates with small groups, maximum 4 students per instructor. They cater for all nationalities, provide a free transfer service to the resort and pier, even if you don’t stay with them, and lunch is included with all of the diving courses.

Isla Tortuga Divers

Email: info@islatortugadivers.com Telephone: +66 (0)86 0652991

          Isla Tortuga Divers is a recreational and technical-professional diving center which offers all kinds of PADI dive courses in Spanish.

Crystal Freediving School

Email: crystalfreediving@gmail.com Telephone: +66 857896274

          The Crystal Freediving School is a part of Crystal Dive Resort (PADI 5 Star Career Development Center), located on the beautiful island of Koh Tao, in the Gulf of Siam, Thailand. We offer high-quality freediving courses, for complete beginners up to Freediving instructor level, and freediving training (pool and open water training), combined with accommodation packages at the most competitive prices in the world! And because we believe that Freediving is not only diving up and down along the line, on a daily basis we are offering FUN Freediving trips to the best dive sites around Koh Tao!

Blue Immersion Freediving

Email: info@blue-immersion.com Telephone: (+66) 8 11 888 488

          Blue Immersion is located on Sairee beach, most popular area in Koh Tao. Our students start their freediving training in our relax classrooms with a beautiful sea view. Relaxation is a big part of the sport, feeling well with the surroundings will help you reaching high performances. Our outdoor seating area is a great place for our freedivers. We use it for stretching, meditation, lunch and to hang out after the training is over. We freedive koh tao with a catamaran built and designed especially for freediving trips and depth training. Our boats bring students from dive sites to shores. We teach from a simple freedive discovery all the way to freediving instructor trainer. As well as various diving specialities such as Monofin, Meditation breathing, No Fins diving, Variable Weight/No-Limit and Advanced Equalization. All our courses end with some snorkelling and we go on freediving trips as well. The Cave trip, Wreck trip, Shark island trip, underwater statues trip and Coral Reefs trip are available. ”All you can eat” Freediving!

Rainbow Fish Divers

Email: stefan@rainbowfishdivers.com Telephone: +66895217738

          Stefan runs the diving school "Rainbow Fish Divers" on Koh Tao. The diving center is located directly on sore beautiful Sairee Beach and the accommodations are behind the dive center. These days they only offer courses in German. If you wanna go diving need to do your his diving license. Worldwide, there are dozens of organizations that issue diving licenses. Best known are PADI and SSI. Certificates of these two organizations are recognized everywhere worldwide. Rainbow Fish Divers offers both SSI and PADI certificates.

Simple Life Divers

Email: info@simplelifedivers.com Telephone: +66 77 456 329

          Simple Life Divers, an award winning PADI 5* dive school, runs daily dive tours to all the best Koh Tao diving sites. They’re diving Koh Tao in small groups to make sure everyone enjoys long dives, sees lots of marine life and has a great time. For new divers, the team of experienced instructors teach all PADI courses, from PADI Open Water [i.e. learn to dive] right through to PADI Divemaster and Dive Instructor. If you are thinking of making scuba diving into a profession, don’t miss their gap year Thailand dive internships. And to make sure you have a comfortable stay on Koh Tao they operate three resorts situated along scenic Sairee beach (main focal point of Koh Tao), with accommodation to suit all budgets and tastes.

Dpm Diving

Email: dpmdiving@gmail.com Telephone: +66 77 456 202

          They are a group consisting of professionals from Argentina, Chile and Spain and they make their best efforts to honor the name, making scuba diving a really fun and safe activity. Their objective is to make their house yours, and their passion, scuba diving, your passion too. Basically, they deliver diving courses in Koh Tao in Spanish (in English, Italian and French, too), in a beautiful island located in the gulf of Thailand, a place where what you can see and experience underwater is even prettier and more impressive than in the surface.

Planet Scuba

Email: tao@planetscuba.net Telephone: (66) 77 413050

          Planet Scuba has over 30 years of experience scuba diving in Thailand. We are one of Thailand's leading Dive Centre's and were the first Scuba Diving Centre in on Koh Tao. Our owner discovered many of the dive sites surrounding Koh Tao and named them personally. The reputation of our centre is highly regarded. We have been the proud recipient of many awards over the years for excellence in teaching standards and diver safety. We operate a chain of Full Service Dive Centres on Koh Samui, Koh Tao and in Bangkok, offering the full range of Scuba Diving courses from complete beginner up to Dive Instructor. Learning scuba diving with Planet Scuba is a fun experience, and absolutely safe. Our classes are small, with no more than 4 students per instructor. Our Diving Instructors are true professionals; they love scuba diving and are very patient. They like nothing better than to introduce a newcomer to Thailand's underwater world.